Extreme Heat and Excessive Rainfall Today
Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >
Last Update: 111 AM EDT Thu Jul 30 2026
For More Weather Information:
10NM SW South Haven MI
Marine Zone Forecast
Rest Of Tonight
Northwest winds around 5 knots. Clear. Waves 1 to 2 feet.
Thursday
Northwest winds 5 to 10 knots backing west early in the afternoon. Sunny. Waves 1 foot or less.
Thursday Night
South winds 5 to 10 knots. Partly cloudy. Waves less than 1 foot.
Friday
Southwest winds 5 to 10 knots. Partly sunny. Waves less than 1 foot.
Friday Night
East winds 5 to 15 knots. Rain showers likely and a slight chance of thunderstorms. Waves 1 foot or less.
Saturday
East winds 10 to 15 knots. Mostly cloudy with rain showers likely. Waves around 1 foot.
Sunday
Northeast winds 10 to 15 knots backing north 15 to 20 knots early in the afternoon. Mostly sunny. Waves 1 to 3 feet.
Monday
East winds around 10 knots backing north early in the afternoon. Sunny. Waves 1 to 2 feet.
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